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单词
deficient number
释义
WordReference Random House Unabridged Dictionary of American English © 2024
defi
′
cient num
′
ber,
[
Math.
]
Mathematics
a positive number that is greater than the sum of all positive integers that are submultiples of it, as 10, which is greater than the sum of 1, 2, and 5. Also called
defective number.
Cf.
abundant number, perfect number.
1720–30
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更新时间:2025/7/23 19:40:36